19644960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{40927}}^1$

素因数の和:40945

約数の個数: 48

約数和(自身を含む): 61883136

約数和(自身を除く): 42238176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 40927, 81854, 122781, 163708, 204635, 245562, 327416, 409270, 491124, 613905, 654832, 818540, 982248, 1227810, 1309664, 1637080, 1964496, 2455620, 3274160, 3928992, 4911240, 6548320, 9822480, 19644960]

約数ペア:

[(1, 19644960), (2, 9822480), (3, 6548320), (4, 4911240), (5, 3928992), (6, 3274160), (8, 2455620), (10, 1964496), (12, 1637080), (15, 1309664), (16, 1227810), (20, 982248), (24, 818540), (30, 654832), (32, 613905), (40, 491124), (48, 409270), (60, 327416), (80, 245562), (96, 204635), (120, 163708), (160, 122781), (240, 81854), (480, 40927)]